Interlachen is located in Putnam county Florida with a geographic area of 6.1 square miles. The total population in Interlachen is 1,843 with 50.5% male and 49.5% female. Children under age 5 represent 4.9% of the population, under age 18 equal 21.5% of the population and over age 65 is 20.2% of the population. The median household income is $43,125, per capita income is $19,626. There are a total of 654 housing units with 73.5% owner occupied. Education includes 43.6% of residents that are high school graduates and 11.6% with a bachelor's degree or higher. The average temperature in Interlachen in the summer is 80 degrees, and in the winter 56 degrees.
